Quantitative Aptitude - Arithmetic Ability Questions

38% of 250 is equal to

If the volumes of two right circular cones are in the ratio 1:4 and their diameters of bases in the ratio 4:5, then their heights will be in the ratio:

The total surface area of a cube is 337.5 cm². Find its side (in cm).

Determine the largest 4 digit number which is a perfect square.

The rate of simple interest per annum at which a sum of money double itself in 162⁄3 yrs. is

How much is the maximum % discount that sheela can offer to her customer on her Marked Price so that she sells her product at no profit or loss, if she had already marked her product by 25% more than the cost price?

A shop keeper purchased 10 kg of rice and 20 kg of sugar at Rs. 75 and Rs. 85 per kg respectively. On selling, he gained 20% on rice and 10% on sugar. What was the total sale price?

If ax - 4y = -6 has a slope of -3/2. What is the value of a?